What is medical billing code 29881?

Medical billing code 29881 refers to a surgical procedure known as "Arthroscopy, knee, surgical; with meniscectomy (medial or lateral)." This code is used to document and bill for the arthroscopic removal of all or part of a meniscus in the knee joint. It is typically applied when a patient undergoes this minimally invasive procedure to treat meniscal tears or other knee issues.